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CVE Record

CVE-2001-0572: The SSH protocols 1 and 2 (aka SSH-2) as implemented in OpenSSH and other packages have various weaknesses...

The SSH protocols 1 and 2 (aka SSH-2) as implemented in OpenSSH and other packages have various weaknesses which can allow a remote attacker to obtain the following information via sniffing: (1) password lengths or ranges of lengths, which simplifies brute force password guessing, (2) whether RSA or DSA authentication is being used, (3) the number of authorized_keys in RSA authentication, or (4) the lengths of shell commands.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

This old SSH issue lets someone who can observe encrypted SSH traffic learn useful metadata, such as password length ranges, authentication type, authorized key counts, or command lengths. It does not show that passwords or commands are decrypted. Business urgency depends on whether legacy SSH implementations remain in use and whether traffic can be monitored. Exposure is most plausible on legacy or unmaintained SSH clients and servers from the 2001 advisory period, including systems using old OpenSSH packages. Risk is higher where attackers can sniff SSH traffic on shared, compromised, or poorly segmented networks. Prioritize as legacy-risk cleanup, not an emergency, unless critical systems still run old SSH packages on observable networks. The main business concern is that leaked metadata can make follow-on password guessing or reconnaissance more efficient. Mitigation focus: Review the listed vendor advisories for affected package versions and updates.; Upgrade legacy SSH clients and servers to currently supported vendor releases.; Identify and retire obsolete SSH protocol 1 usage where present..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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CVE-2001-0572 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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